He always prevents me_______ doing my duty.

As an adult, I am independent ......... my parents financially.

They translated the letter ______ French.

If you don’t want to watch TV. Turn it______________, please.

We hadn’t arranged to meet. We met ...........

I’m good___________ English, but I’m bad____________ Mathematics.

The police blamed the mother____ neglecting her child.

Due to industrialization, we have to cope ... the fact that many  species are ......... danger ........ extinction.

Do you know anyone who might be interested _________buying an old car?

Last night I was invited ___ a formal get-together and I enjoyed myself a great deal.

She always takes good care _______ her children.

The government is trying to make the country safe _____ terrorist attacks.

She looks quite hard. You can’t accuse her ............ being lazy.

Helen had said goodbye to everybody in the class _____ she left for the hometown.

Smoking is harmful _____________ our health.

They cancelled the flight because _________________ the storm.

“Is there a bank near here?” “Yes, there’s one ........... the end of the road.”

We areall aware____________ the importance of the environment protection.

Was your choice of research topic acceptable _____ your instructor.

You may write ________ pencil.

No one knew precisely what would happen _____________ a human being in space.